#include "ros/ros.h"
#include "std_msgs/String.h"

void chatterCallback(const std_msgs::String::ConstPtr& msg)
{
	ROS_INFO("I HEARD:[%s]",msg->data.c_str());
}

int main(int argc,char **argv)
{
	ros::init(argc,argv,"listener");
	ros::NodeHandle n;
	ros::Subscriber sub = n.subscribe("chatter",1000,chatterCallback);
	ros::spin();
	return 0;
}

	
